[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.27' (ECDSA) to the list of known hosts. syzkaller login: [ 350.116104][ T8405] IPVS: ftp: loaded support on port[0] = 21 [ 350.116512][ T8404] IPVS: ftp: loaded support on port[0] = 21 [ 350.134813][ T8401] IPVS: ftp: loaded support on port[0] = 21 [ 350.134826][ T8406] IPVS: ftp: loaded support on port[0] = 21 [ 350.139938][ T8408] IPVS: ftp: loaded support on port[0] = 21 [ 350.144964][ T8407] IPVS: ftp: loaded support on port[0] = 21 [ 350.378618][ T8352] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.386958][ T115] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.428323][ T115] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.438014][ T244] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.448438][ T8352] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.468618][ T264] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.471677][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 350.485284][ T244] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.495470][ T264] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.514297][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 350.545588][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 350.556056][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 350.564871][ T264] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.577632][ T264] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.579177][ T244] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.600135][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 350.609827][ T244] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.615304][ T264] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.637278][ T264] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.693405][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 350.708408][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 350.752451][ T264] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.761056][ T244] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.761072][ T52] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 350.761119][ T52] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.768952][ T244] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.783577][ T264] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 350.890386][ C1] hrtimer: interrupt took 37820 ns [ 351.150601][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 351.158884][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 351.187697][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 351.236016][ T264] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 351.249587][ T52] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 351.258803][ T264] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 351.265642][ T52] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 351.280002][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 351.310582][ T8496] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 470.870268][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 470.877190][ C1] rcu: 1-....: (7108 ticks this GP) idle=772/1/0x4000000000000000 softirq=10496/10497 fqs=109 [ 470.888309][ C1] (t=10502 jiffies g=8329 q=1757) [ 470.893416][ C1] rcu: rcu_preempt kthread starved for 897 jiffies! g8329 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 470.904345][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 470.914306][ C1] rcu: RCU grace-period kthread stack dump: [ 470.920184][ C1] task:rcu_preempt state:R running task stack:28872 pid: 14 ppid: 2 flags:0x00004000 [ 470.930966][ C1] Call Trace: [ 470.934248][ C1] __schedule+0x911/0x21b0 [ 470.938700][ C1] ? io_schedule_timeout+0x140/0x140 [ 470.943994][ C1] ? debug_object_destroy+0x210/0x210 [ 470.949373][ C1] schedule+0xcf/0x270 [ 470.953447][ C1] schedule_timeout+0x14a/0x250 [ 470.958304][ C1] ? usleep_range+0x170/0x170 [ 470.962982][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 470.968186][ C1] ? __next_timer_interrupt+0x210/0x210 [ 470.973747][ C1] ? prepare_to_swait_exclusive+0x2d0/0x2d0 [ 470.979826][ C1] rcu_gp_kthread+0xd07/0x2250 [ 470.984598][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 470.989478][ C1] ? call_rcu+0x740/0x740 [ 470.993812][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 470.999623][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 471.004824][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 471.011069][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 471.016101][ C1] ? call_rcu+0x740/0x740 [ 471.020437][ C1] kthread+0x3b1/0x4a0 [ 471.024510][ C1] ? __kthread_bind_mask+0xc0/0xc0 [ 471.029629][ C1] ret_from_fork+0x1f/0x30 [ 471.034062][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 471.040374][ C1] Sending NMI from CPU 1 to CPUs 0: [ 471.046496][ C0] NMI backtrace for cpu 0 [ 471.046504][ C0] CPU: 0 PID: 8769 Comm: syz-executor414 Not tainted 5.12.0-rc6-syzkaller #0 [ 471.046513][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.046520][ C0] RIP: 0010:debug_smp_processor_id+0x0/0x20 [ 471.046529][ C0] Code: 01 e8 10 c9 bf ff 48 8b 74 24 28 48 c7 c7 c0 18 c2 89 e8 ff c8 bf ff e8 d8 0d ce ff eb a2 66 66 2e 0f 1f 84 00 00 00 00 00 90 <0f> 1f 44 00 00 48 c7 c6 00 19 c2 89 48 c7 c7 40 19 c2 89 e9 98 fe [ 471.046542][ C0] RSP: 0018:ffffc900000073b8 EFLAGS: 00000006 [ 471.046552][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000100 [ 471.046559][ C0] RDX: 0000000000000001 RSI: 0000000000010103 RDI: ffff8880b9c36108 [ 471.046567][ C0] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 471.046574][ C0] R10: ffffffff81940eb9 R11: 0000000000000000 R12: 0000000000000000 [ 471.046581][ C0] R13: ffff88801f7d4000 R14: ffffc90000007a48 R15: 0000000000000008 [ 471.046588][ C0] FS: 0000000000818300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 471.046595][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 471.046601][ C0] CR2: 00007ffc569f2a98 CR3: 000000001dc8d000 CR4: 0000000000350ef0 [ 471.046606][ C0] Call Trace: [ 471.046609][ C0] [ 471.046613][ C0] rcu_lockdep_current_cpu_online+0x2d/0x150 [ 471.046618][ C0] rcu_read_lock_held+0x21/0x40 [ 471.046622][ C0] perf_output_begin_forward+0x85e/0xad0 [ 471.046628][ C0] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 471.046633][ C0] ? __perf_event_header__init_id+0x2b7/0x600 [ 471.046638][ C0] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 471.046644][ C0] ? perf_prepare_sample+0x9d0/0x1e90 [ 471.046648][ C0] ? perf_output_copy+0x230/0x230 [ 471.046653][ C0] ? perf_callchain+0x1c0/0x1c0 [ 471.046657][ C0] perf_event_output_forward+0x10b/0x270 [ 471.046662][ C0] ? perf_prepare_sample+0x1e90/0x1e90 [ 471.046667][ C0] ? __lock_acquire+0x16b3/0x54c0 [ 471.046672][ C0] ? __rhashtable_remove_fast.constprop.0.isra.0+0xb17/0x1030 [ 471.046678][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 471.046683][ C0] __perf_event_overflow+0x13c/0x370 [ 471.046688][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 471.046693][ C0] perf_swevent_hrtimer+0x37c/0x3f0 [ 471.046703][ C0] ? __perf_event_overflow+0x370/0x370 [ 471.046707][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 471.046712][ C0] ? find_held_lock+0x2d/0x110 [ 471.046716][ C0] ? __hrtimer_run_queues+0x51a/0xe40 [ 471.046721][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 471.046725][ C0] ? __perf_event_overflow+0x370/0x370 [ 471.046730][ C0] __hrtimer_run_queues+0x1c0/0xe40 [ 471.046735][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 471.046740][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 471.046745][ C0] hrtimer_interrupt+0x330/0xa00 [ 471.046750][ C0] __sysvec_apic_timer_interrupt+0x146/0x540 [ 471.046755][ C0] sysvec_apic_timer_interrupt+0x40/0xc0 [ 471.046760][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 471.046765][ C0] RIP: 0010:__phys_addr+0xcb/0x140 [ 471.046773][ C0] Code: 07 e8 59 7f 40 00 4c 89 e3 44 89 e9 31 ff 48 d3 eb 48 89 de e8 66 87 40 00 48 85 db 75 0f e8 3c 7f 40 00 4c 89 e0 5b 5d 41 5c <41> 5d c3 e8 2d 7f 40 00 0f 0b e8 26 7f 40 00 48 c7 c0 10 50 cb 8b [ 471.046786][ C0] RSP: 0018:ffffc90000007af0 EFLAGS: 00000246 [ 471.046795][ C0] RAX: 000000001cf1f000 RBX: 0000000000000000 RCX: 0000000000000100 [ 471.046801][ C0] RDX: ffff88801c881c40 RSI: ffffffff813371d4 RDI: 0000000000000003 [ 471.046808][ C0] RBP: ffff88801cf1f000 R08: 0000000000000000 R09: 0000000000000030 [ 471.046815][ C0] R10: ffffffff813371ca R11: 000000000000003f R12: 0000000000000000 [ 471.046822][ C0] R13: 0000000000000030 R14: 00000000ffffffff R15: 0000000000000a20 [ 471.046828][ C0] ? __phys_addr+0xba/0x140 [ 471.046832][ C0] ? __phys_addr+0xc4/0x140 [ 471.046836][ C0] __ksize+0x13/0x110 [ 471.046839][ C0] ksize+0x4e/0x60 [ 471.046843][ C0] __alloc_skb+0xf7/0x340 [ 471.046847][ C0] skb_copy+0x137/0x2f0 [ 471.046851][ C0] mac80211_hwsim_tx_frame_no_nl.isra.0+0xb17/0x1330 [ 471.046857][ C0] ? mac80211_hwsim_add_chanctx+0x220/0x220 [ 471.046862][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 471.046867][ C0] ? asm_sysvec_deferred_error+0x10/0x20 [ 471.046871][ C0] mac80211_hwsim_tx_frame+0x14f/0x1e0 [ 471.046876][ C0] mac80211_hwsim_beacon_tx+0x4ba/0x910 [ 471.046881][ C0] __iterate_interfaces+0x1e5/0x520 [ 471.046886][ C0] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 471.046891][ C0] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 471.046896][ C0] ? mac80211_hwsim_addr_match+0x180/0x180 [ 471.046901][ C0] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 471.046907][ C0] mac80211_hwsim_beacon+0xd5/0x1a0 [ 471.046911][ C0] __hrtimer_run_queues+0x609/0xe40 [ 471.046916][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 471.046922][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 471.046927][ C0] hrtimer_run_softirq+0x17b/0x360 [ 471.046931][ C0] __do_softirq+0x29b/0x9f6 [ 471.046935][ C0] irq_exit_rcu+0x134/0x200 [ 471.046939][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 471.046944][ C0] [ 471.046947][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 471.046952][ C0] RIP: 0010:lock_acquire+0x1ef/0x740 [ 471.046961][ C0] Code: 50 a8 7e 83 f8 01 0f 85 ee 03 00 00 9c 58 f6 c4 02 0f 85 d9 03 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 [ 471.046973][ C0] RSP: 0018:ffffc9000212fce8 EFLAGS: 00000206 [ 471.046982][ C0] RAX: dffffc0000000000 RBX: 1ffff92000425f9f RCX: ffffffff815956a3 [ 471.046989][ C0] RDX: 1ffff110039104c5 RSI: 0000000000000001 RDI: 0000000000000000 [ 471.046995][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff8fa9893f [ 471.047002][ C0] R10: fffffbfff1f53127 R11: 00000000ffff8000 R12: 0000000000000000 [ 471.047009][ C0] R13: ffff88802d0987c8 R14: 0000000000000000 R15: 0000000000000000 [ 471.047015][ C0] ? __lock_acquire+0x16b3/0x54c0 [ 471.047020][ C0] ? lock_release+0x720/0x720 [ 471.047024][ C0] _raw_spin_lock+0x2a/0x40 [ 471.047028][ C0] ? fasync_remove_entry+0x22/0x1f0 [ 471.047033][ C0] fasync_remove_entry+0x22/0x1f0 [ 471.047037][ C0] fasync_helper+0x9e/0xb0 [ 471.047041][ C0] perf_fasync+0x7e/0xb0 [ 471.047045][ C0] __fput+0x712/0x920 [ 471.047049][ C0] ? __perf_event_init_context+0x310/0x310 [ 471.047054][ C0] task_work_run+0xdd/0x1a0 [ 471.047058][ C0] exit_to_user_mode_prepare+0x249/0x250 [ 471.047063][ C0] syscall_exit_to_user_mode+0x19/0x60 [ 471.047068][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 471.047072][ C0] RIP: 0033:0x402cb3 [ 471.047080][ C0] Code: c7 c2 c0 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb ba 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 [ 471.047093][ C0] RSP: 002b:00007ffc569f2ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 471.047103][ C0] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000402cb3 [ 471.047110][ C0] RDX: 0000000020000000 RSI: 0000000000005452 RDI: 0000000000000003 [ 471.047117][ C0] RBP: 0000000000000000 R08: 0000000c00000000 R09: 0000000c00000000 [ 471.047124][ C0] R10: 0000000c00000000 R11: 0000000000000246 R12: 0000000000070940 [ 471.047131][ C0] R13: 00007ffc569f2b20 R14: 00007ffc569f2b10 R15: 00007ffc569f2adc [ 471.047142][ C1] NMI backtrace for cpu 1 [ 471.759192][ C1] CPU: 1 PID: 8666 Comm: syz-executor414 Not tainted 5.12.0-rc6-syzkaller #0 [ 471.767941][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.778092][ C1] Call Trace: [ 471.781361][ C1] [ 471.784194][ C1] dump_stack+0x141/0x1d7 [ 471.788522][ C1] nmi_cpu_backtrace.cold+0x44/0xd7 [ 471.793718][ C1] ? lapic_can_unplug_cpu+0x80/0x80 [ 471.798910][ C1] nmi_trigger_cpumask_backtrace+0x1b3/0x230 [ 471.804890][ C1] rcu_dump_cpu_stacks+0x222/0x2a7 [ 471.810002][ C1] rcu_sched_clock_irq.cold+0x4f7/0x11dd [ 471.815628][ C1] ? find_held_lock+0x2d/0x110 [ 471.820390][ C1] ? rcutree_dead_cpu+0x50/0x50 [ 471.825235][ C1] ? tick_sched_timer+0x2b/0x2d0 [ 471.830285][ C1] update_process_times+0x16d/0x200 [ 471.835582][ C1] tick_sched_handle+0x9b/0x180 [ 471.840426][ C1] tick_sched_timer+0x1b0/0x2d0 [ 471.845274][ C1] ? get_cpu_iowait_time_us+0x3f0/0x3f0 [ 471.850833][ C1] __hrtimer_run_queues+0x1c0/0xe40 [ 471.856032][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 471.862005][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 471.868077][ C1] hrtimer_interrupt+0x330/0xa00 [ 471.873041][ C1] __sysvec_apic_timer_interrupt+0x146/0x540 [ 471.879037][ C1] sysvec_apic_timer_interrupt+0x40/0xc0 [ 471.884689][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 471.890664][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 471.896732][ C1] Code: f0 4d 89 03 e9 f2 fc ff ff b9 ff ff ff ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 <65> 8b 05 a9 fe 8d 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b [ 471.916348][ C1] RSP: 0018:ffffc90000dc0cd0 EFLAGS: 00000246 [ 471.922407][ C1] RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000100 [ 471.930586][ C1] RDX: ffff888028359c40 RSI: ffffffff8164710c RDI: 0000000000000003 [ 471.938555][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8fa988b7 [ 471.946512][ C1] R10: ffffffff81647102 R11: 0000000000000000 R12: ffff88802602de18 [ 471.954472][ C1] R13: dffffc0000000000 R14: ffffffff8bf92a08 R15: ffff88801ea26450 [ 471.962436][ C1] ? ktime_get_with_offset+0x102/0x500 [ 471.967891][ C1] ? ktime_get_with_offset+0x10c/0x500 [ 471.973347][ C1] ktime_get_with_offset+0x112/0x500 [ 471.978634][ C1] mac80211_hwsim_beacon_tx+0x2e8/0x910 [ 471.984180][ C1] ? asm_sysvec_irq_work+0x12/0x20 [ 471.989286][ C1] __iterate_interfaces+0x1e5/0x520 [ 471.994481][ C1] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 472.000109][ C1] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 472.005734][ C1] ? mac80211_hwsim_addr_match+0x180/0x180 [ 472.011536][ C1] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 472.018555][ C1] mac80211_hwsim_beacon+0xd5/0x1a0 [ 472.023748][ C1] __hrtimer_run_queues+0x609/0xe40 [ 472.028945][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 472.034916][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 472.041005][ C1] hrtimer_run_softirq+0x17b/0x360 [ 472.046111][ C1] __do_softirq+0x29b/0x9f6 [ 472.050613][ C1] irq_exit_rcu+0x134/0x200 [ 472.055111][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 472.060736][ C1] [ 472.064003][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 472.070063][ C1] RIP: 0010:__tlb_remove_page_size+0x8c/0x420 [ 472.076124][ C1] Code: c1 ea 03 80 3c 02 00 0f 85 2a 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 6b 28 48 8d 7d 08 48 89 fa 48 c1 ea 03 0f b6 04 02 <84> c0 74 08 3c 03 0f 8e ed 02 00 00 48 b8 00 00 00 00 00 fc ff df [ 472.095722][ C1] RSP: 0018:ffffc900021ff760 EFLAGS: 00000212 [ 472.101780][ C1] RAX: 0000000000000000 RBX: ffffc900021ffa60 RCX: 0000000000000000 [ 472.109740][ C1] RDX: 1ffff110038a5401 RSI: ffffffff81aa6890 RDI: ffff88801c52a008 [ 472.117972][ C1] RBP: ffff88801c52a000 R08: 0000000000000000 R09: ffffea0000b2c873 [ 472.125938][ C1] R10: ffffffff81aa6882 R11: 0000000000000000 R12: ffffea0000b2c870 [ 472.133898][ C1] R13: ffff888017da6090 R14: ffffea0000b2c840 R15: ffffc900021ffa88 [ 472.141863][ C1] ? __tlb_remove_page_size+0x42/0x420 [ 472.147568][ C1] ? __tlb_remove_page_size+0x50/0x420 [ 472.153029][ C1] unmap_page_range+0xea7/0x2650 [ 472.157976][ C1] ? vm_normal_page_pmd+0x510/0x510 [ 472.163168][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 472.168013][ C1] ? uprobe_munmap+0x1c/0x560 [ 472.172681][ C1] unmap_single_vma+0x198/0x300 [ 472.177528][ C1] unmap_vmas+0x16d/0x2f0 [ 472.181847][ C1] ? zap_vma_ptes+0x100/0x100 [ 472.186515][ C1] ? preempt_schedule_common+0x59/0xc0 [ 472.191968][ C1] ? lru_add_drain+0x212/0x430 [ 472.196725][ C1] ? lru_add_drain+0x36e/0x430 [ 472.201481][ C1] exit_mmap+0x2a8/0x590 [ 472.205716][ C1] ? __ia32_sys_remap_file_pages+0x150/0x150 [ 472.211698][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 472.217931][ C1] ? __khugepaged_exit+0x2d9/0x470 [ 472.223038][ C1] __mmput+0x122/0x470 [ 472.227119][ C1] mmput+0x58/0x60 [ 472.230828][ C1] do_exit+0xb0a/0x2a60 [ 472.234982][ C1] ? io_schedule_timeout+0x140/0x140 [ 472.240281][ C1] ? mm_update_next_owner+0x7a0/0x7a0 [ 472.245648][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 472.250843][ C1] ? preempt_schedule_thunk+0x16/0x18 [ 472.256212][ C1] ? preempt_schedule_common+0x59/0xc0 [ 472.261671][ C1] do_group_exit+0x125/0x310 [ 472.266259][ C1] get_signal+0x47f/0x2150 [ 472.270680][ C1] arch_do_signal_or_restart+0x2a8/0x1eb0 [ 472.276397][ C1] ? generic_block_fiemap+0x60/0x60 [ 472.281607][ C1] ? find_held_lock+0x2d/0x110 [ 472.286367][ C1] ? copy_siginfo_to_user32+0xa0/0xa0 [ 472.291732][ C1] ? __context_tracking_exit+0xb8/0xe0 [ 472.297182][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 472.302039][ C1] exit_to_user_mode_prepare+0x148/0x250 [ 472.307685][ C1] syscall_exit_to_user_mode+0x19/0x60 [ 472.313134][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 472.319020][ C1] RIP: 0033:0x440f39 [ 472.322901][ C1] Code: Unable to access opcode bytes at RIP 0x440f0f. [ 472.329726][ C1] RSP: 002b:00007ffc569f2ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 472.338128][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000440f39 [ 472.346087][ C1] RDX: 0000000020000000 RSI: 0000000000005452 RDI: 0000000000000003 [ 472.354047][ C1] RBP: 0000000000000000 R08: 0000000c00000000 R09: 0000000c00000000 [ 472.362006][ C1] R10: 0000000c00000000 R11: 0000000000000246 R12: 0000000000055e8e [ 472.369964][ C1] R13: 00007ffc569f2b20 R14: 00007ffc569f2b10 R15: 00007ffc569f2adc